Pith Number

pith:UAXRNH3N

pith:2015:UAXRNH3NNLSD5EK5AR5P4HSYKM

not attested not anchored not stored refs pending

Computing the Geodesic Centers of a Polygonal Domain

Matias Korman, Sang Won Bae, Yoshio Okamoto

arxiv:1509.07214 v1 · 2015-09-24 · cs.CG

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UAXRNH3NNLSD5EK5AR5P4HSYKM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:32:09.546816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a02f169f6d6ae43e915d047afe1e58531f76e69c9611ff9845e6fc9a63bdda5e

Aliases

arxiv: 1509.07214 · arxiv_version: 1509.07214v1 · doi: 10.48550/arxiv.1509.07214 · pith_short_12: UAXRNH3NNLSD · pith_short_16: UAXRNH3NNLSD5EK5 · pith_short_8: UAXRNH3N

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UAXRNH3NNLSD5EK5AR5P4HSYKM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a02f169f6d6ae43e915d047afe1e58531f76e69c9611ff9845e6fc9a63bdda5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd3359d1c13f299ece4a181c9e379c5fdc024410e183c89251f6cbf5427c5ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-09-24T02:47:42Z",
    "title_canon_sha256": "9fcaf928a154a3e0ca1e0f0023fec72f63d32cd2034197e9dd83f30f915ab3b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07214",
    "kind": "arxiv",
    "version": 1
  }
}